code: def test_filter(self):
      self.assertEqual(
          filter(["Python", "Ruby", "Perl", "Tcl"], "P*"),
          ["Python", "Perl"],
      )
      self.assertEqual(
          filter([b"Python", b"Ruby", b"Perl", b"Tcl"], b"P*"),
          [b"Python", b"Perl"],
      )
  
imports: import unittest
  import os
  import string
  import warnings
  from fnmatch import fnmatch, fnmatchcase, translate, filter
label_desc: Use image node_id 1 for calling the FilterTestCase obj's underlying member method code with example usage: obj.test_filter() without return types